@misc{UZKU_2012_154_2_a2,
     title = {Letters to {V.} {V.~Morozov}},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {17--30},
     publisher = {mathdoc},
     volume = {154},
     number = {2},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2012_154_2_a2/}
}